WO2008041435A1 - Dispositif de prolongation de la durée de vie d'une batterie au plomb-acide, procédé de prolongation de la durée de vie d'une batterie au plomb-acide, solution électrolyte de batterie au plomb-acide et batterie au plomb-acide - Google Patents

Dispositif de prolongation de la durée de vie d'une batterie au plomb-acide, procédé de prolongation de la durée de vie d'une batterie au plomb-acide, solution électrolyte de batterie au plomb-acide et batterie au plomb-acide Download PDF

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Publication number
WO2008041435A1
WO2008041435A1 PCT/JP2007/066800 JP2007066800W WO2008041435A1 WO 2008041435 A1 WO2008041435 A1 WO 2008041435A1 JP 2007066800 W JP2007066800 W JP 2007066800W WO 2008041435 A1 WO2008041435 A1 WO 2008041435A1
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WO
WIPO (PCT)
Prior art keywords
lead
acid battery
lead acid
battery
life
Prior art date
Application number
PCT/JP2007/066800
Other languages
English (en)
Japanese (ja)
Inventor
Norihiro Ohishi
Original Assignee
OHISHI, Yushiro
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by OHISHI, Yushiro filed Critical OHISHI, Yushiro
Publication of WO2008041435A1 publication Critical patent/WO2008041435A1/fr

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/06—Lead-acid accumulators
    • H01M10/08—Selection of materials as electrolytes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M6/00—Primary cells; Manufacture thereof
    • H01M6/04—Cells with aqueous electrolyte
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M6/00—Primary cells; Manufacture thereof
    • H01M6/04—Cells with aqueous electrolyte
    • H01M6/045—Cells with aqueous electrolyte characterised by aqueous electrolyte
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes
    • H01M2300/0002—Aqueous electrolytes
    • H01M2300/0005—Acid electrolytes
    • H01M2300/0011—Sulfuric acid-based
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Definitions

  • the present invention relates to a lead-acid battery life extender, a lead-acid battery life extension method, a lead-acid battery electrolyte, and a lead-acid battery.
  • the present invention relates to a life extension agent for lead storage batteries that can more effectively suppress the sulfation of lead storage batteries and enable further life extension.
  • Lead acid batteries using dilute sulfuric acid as an electrolyte are widely used as power sources for starting engines such as automobiles and ships, driving sources such as forklifts and golf carts, and other emergency power sources.
  • the lead acid battery is a dilute sulfuric acid (aqueous solution of sulfuric acid H 2 SO 4) with a specific gravity of 1.2 and an anode active material.
  • lead sulfate PbSO does not completely return to lead dioxide PbO and lead Pb when charged.
  • the specific gravity of the electrolytic solution decreases. Therefore, by measuring the specific gravity of the electrolyte, it is possible to roughly determine the progress of the sulfation and the life of the lead storage battery.
  • the specific gravity of the electrolyte for lead-acid batteries that can be used successfully is 1.28-1.30.
  • Patent Document 1 Japanese Patent Laid-Open No. 2005-174888
  • an object of the present invention is to more effectively suppress the sulfation of lead-acid batteries and further It is to be able to extend the service life.
  • the present invention is a life extension agent for a lead storage battery comprising a water-based liquid containing polybulal alcohol as an active ingredient, the life extension agent for a lead storage battery containing sorbic acid.
  • the present invention is a method for extending the life of a lead-acid battery, wherein the lead-acid battery life extending agent described above is added to an electrolyte.
  • the present invention is an electrolytic solution for a lead-acid battery, wherein the electrolytic solution contains polybulal alcohol and sorbic acid.
  • the present invention is a lead-acid battery having the above electrolytic solution.
  • FIG. 1 is a graph showing the specific gravity of each electrolytic solution obtained by experiment.
  • the life extension agent for lead-acid batteries according to the present invention comprises an aqueous liquid containing polybulal alcohol as an active ingredient and contains sorbic acid.
  • Polybulal alcohol acts as a reaction accelerator for decomposing and removing crystalline lead sulfate PbSO adhering to the electrode surface, which has a high cleaning effect on the electrode surface.
  • Nyl alcohol protects the electrode surface from which lead sulfate PbSO has been peeled off by the coating effect.
  • the use of a life extension agent for lead storage batteries in which sorbic acid is added together with polybulur alcohol makes it possible to more effectively sulphate lead storage batteries. It can be suppressed and the life can be further extended.
  • the lead-acid battery life extender As described above, by using the lead-acid battery life extender according to the present invention, the life extension effect and recycle use of a new lead-acid battery, a lead-acid battery in use, or a used lead-acid battery, etc. (Effect as a regenerant for lead storage batteries) was confirmed by experiments conducted by the present inventors.
  • the life extension agent for lead-acid batteries according to the present invention is composed of polybulal alcohol and an aqueous liquid containing sorbic acid.
  • aqueous liquid is used as a broad concept including an aqueous solution, a polar solvent such as alcohol, and a mixture of a polar solvent and water.
  • the water is preferably distilled water or purified water (ion exchange water)!
  • the content of sorbic acid is preferably 15 to 40 parts by weight with respect to 100 parts by weight of polybulal alcohol. If the amount is less than 15 parts by weight, the effect of sorbic acid tends to be sufficiently obtained, so the effect is the same or almost the same even if it exceeds 40 parts by weight.
  • the content of polybulal alcohol is preferably 15 to 30 parts by weight with respect to 100 parts by weight of water. If the amount is less than 15 parts by weight, the effect of polybulal alcohol tends to be difficult to obtain sufficiently. Therefore, it is not preferable. [0029]
  • the present invention will be described by way of examples. The present invention is not limited to these examples.
  • Powdered polybulal alcohol and sorbic acid were each dissolved in purified water in the formulation shown in Table 1 below to prepare the intended liquid lead-acid battery life extension agent. This was designated as No.;! ⁇ ⁇ ⁇ 8. Note that both polybulu alcohol and sorbic acid were manufactured by Unitika Chemical Co., Ltd.
  • Comparative Example 1 except that no sorbic acid was added, 100 parts by weight of polybulal alcohol was dissolved in 500 parts by weight of purified water in the same manner as described above, and a life extension agent for lead-acid batteries was added. Produced.
  • Each lead storage battery life extender prepared as described above was added to the electrolyte of each cell of the lead storage battery. Thereafter, the specific gravity of the electrolyte was measured with a battery hydrometer for each cell, and the suppression effect of the sulfation was confirmed.
  • the No. 1 lead-acid battery life extender was added and the specific gravity was measured as follows. That is, 40 mL each of the No. 1 lead-acid battery life extension agent was added to the electrolyte solution of each of the 24 cells constituting one lead-acid battery, and the specific gravity of each cell at that time was measured. And the average value of the specific gravity of each of the 24 cells was calculated and used as the initial value. As shown in Table 2 below, the initial value (average value of 24 cells) of the cell containing the No. l lead-acid battery life on extender was 1.23.
  • the battery was fully charged with a charger, and the specific gravity of each cell at that time was measured. As in the case described above, the average value of the specific gravity of each of the 24 cells was calculated, and this was used as the specific gravity for the first charge. As shown in Table 2, in No. l, the specific gravity of the first charge increased slightly to 1.24.
  • the lead-acid batteries of No. 2 to No. 8 and Comparative Example 1 were used in the electrolyte of each of the other eight lead-acid batteries.
  • the service life extender was added, and the initial value and specific gravity (average value of 24 cells) at the first and second charge were measured.
  • the initial value and the specific gravity of the first charge and the second charge were measured for the remaining lead acid battery without adding any life extender for the lead acid battery. .
  • ⁇ ⁇ ⁇ 8 had a specific gravity of 1.28 or more, which was the same as the preferable standard value of the electrolyte. Among them, ⁇ ⁇ ⁇ 3 to ⁇ ⁇ 6 showed the highest specific gravity of 1.30.
  • the use of a life extending agent for lead storage batteries in which sorbic acid is added together with polybutanol makes it possible to more effectively suppress the life of lead storage batteries and further extend the life. Become.

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Secondary Cells (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

L'invention concerne un dispositif de prolongation de la durée de vie de batteries au plomb-acide. Ledit dispositif permet de prolonger la durée de vie d'une batterie au plomb-acide en supprimant efficacement la sulfatation de la batterie au plomb-acide. De manière spécifique, l'invention concerne un dispositif de prolongation de durée de vie pour batteries au plomb-acide, lequel dispositif est composé d'une solution aqueuse contenant un alcool polyvinylique en tant qu'ingrédient actif, ainsi que de l'acide sorbique.
PCT/JP2007/066800 2006-09-29 2007-08-29 Dispositif de prolongation de la durée de vie d'une batterie au plomb-acide, procédé de prolongation de la durée de vie d'une batterie au plomb-acide, solution électrolyte de batterie au plomb-acide et batterie au plomb-acide WO2008041435A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006-266772 2006-09-29
JP2006266772A JP2008084804A (ja) 2006-09-29 2006-09-29 鉛蓄電池用寿命延長剤、鉛蓄電池の寿命延長方法、鉛蓄電池の電解液及び鉛蓄電池

Publications (1)

Publication Number Publication Date
WO2008041435A1 true WO2008041435A1 (fr) 2008-04-10

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/066800 WO2008041435A1 (fr) 2006-09-29 2007-08-29 Dispositif de prolongation de la durée de vie d'une batterie au plomb-acide, procédé de prolongation de la durée de vie d'une batterie au plomb-acide, solution électrolyte de batterie au plomb-acide et batterie au plomb-acide

Country Status (3)

Country Link
JP (1) JP2008084804A (fr)
TW (1) TW200835019A (fr)
WO (1) WO2008041435A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120258372A1 (en) * 2011-04-08 2012-10-11 Takekuni Haneda Battery life extender
JP2020173926A (ja) * 2019-04-09 2020-10-22 学校法人福岡工業大学 鉛蓄電池用の添加剤、鉛蓄電池、および鉛蓄電池の再生方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01302664A (ja) * 1988-05-30 1989-12-06 Matsushita Electric Ind Co Ltd 鉛蓄電池
JP2005044689A (ja) * 2003-07-24 2005-02-17 Gt:Kk 鉛蓄電池用延命液
JP2005116493A (ja) * 2003-10-08 2005-04-28 Shunzo Mase 鉛蓄電池の充電方法
JP2005174888A (ja) * 2003-12-09 2005-06-30 Shin Energy Kogyo:Kk 鉛蓄電池の延命方法あるいは再生方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01302664A (ja) * 1988-05-30 1989-12-06 Matsushita Electric Ind Co Ltd 鉛蓄電池
JP2005044689A (ja) * 2003-07-24 2005-02-17 Gt:Kk 鉛蓄電池用延命液
JP2005116493A (ja) * 2003-10-08 2005-04-28 Shunzo Mase 鉛蓄電池の充電方法
JP2005174888A (ja) * 2003-12-09 2005-06-30 Shin Energy Kogyo:Kk 鉛蓄電池の延命方法あるいは再生方法

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TW200835019A (en) 2008-08-16
JP2008084804A (ja) 2008-04-10

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